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Author Question: Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the ... (Read 1730 times)

kwoodring

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on: Jan 18, 2020

Question 1

Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the null hypothesis.

A consumer magazine wants to compare the lifetimes of ballpoint pens of three different types. The magazine takes a random sample of pens of each type in the following table.
   
Do the data indicate that there is a difference in mean lifetime for the three brands of ballpoint pens?
◦ Yes
◦ No

Question 2

Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the null hypothesis.

The data below represent the weight losses for people on three different exercise programs.
     
Do the data indicate that there is a difference in mean weight loss  for the three exercise programs?
◦ Yes
◦ No
Statistical Reasoning for Everyday Life ¦ Bennett, Briggs, Triola ¦ 5th Edition
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Marked as best answer by kwoodring on Jan 18, 2020

sierrahalpin

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Reply #1 on: Jan 18, 2020
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kwoodring

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Reply 2 on: Jan 18, 2020
Wow, this really help

AngeliqueG

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Reply 3 on: Yesterday
Excellent

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